What is the pollen count in Bellevue today?

Today's pollen levels in Bellevue: Tree pollen is None, Grass pollen is Very High, Weed pollen is High. Grass pollen is the dominant type right now, driven by Grass.

What does a Very High pollen count mean in Bellevue?

A Very High pollen count means concentrations are at their peak. Nearly all allergy sufferers will experience noticeable symptoms, and limiting outdoor exposure is recommended.

What are the main allergy triggers in Bellevue right now?

The primary allergy triggers in Bellevue today are Grass (Grass) and Weed (Mugwort and Ragweed). These pollen types are at elevated levels and are most likely to cause symptoms for sensitive people.

What should allergy sufferers do when pollen is Very High in Bellevue?

When pollen is Very High in Bellevue, limit outdoor time during midday when concentrations peak. Keep windows closed, shower after being outside, and consider taking antihistamines before symptoms start.

Does weather affect pollen levels in Bellevue?

Yes, weather directly affects pollen levels in Bellevue. Wind spreads pollen farther, rain washes it from the air, and humidity can either trap or disperse particles.

Bellevue, WA Pollen Count Today

Name: Pollen Data for Bellevue
Creator: MyPollenPal
Keywords: pollen, air quality, allergies, forecast

Live pollen forecast and air quality for Bellevue, Washington

📍 Bellevue, WAToday · Jul 14

2/10

Breathability™ Score

Challenging day - reduce exposure during peak pollen times.

🌳Tree Pollen

None

🌱Grass Pollen

Very High

🌿Weed Pollen

High

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Today's Pollen Levels in Bellevue

Grass pollen and Weed pollen are both elevated today in Bellevue, which is driving the Breathability™ Score down. People sensitive to multiple pollen types may notice stronger symptoms. With a Breathability™ Score of 2, today may feel like a tougher allergy day.

Breathability™ Score is 2/10
Tree pollen is None, led by Alder and Birch
Grass pollen is Very High, led by Grass
Weed pollen is High, led by Mugwort and Ragweed
Air quality is Good today

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Yesterday's Pollen in Bellevue

→Tree pollen: None yesterday, None today

↑Grass pollen: Moderate yesterday, Very High todayHigher

↑Weed pollen: Moderate yesterday, High todayHigher

Pollen rose from Moderate to Very High for grass pollen since yesterday.

You may notice stronger symptoms today compared to yesterday.

How Today's Pollen May Affect You

Mild allergy sufferers

You may feel symptoms sooner today. Grass pollen is elevated and air quality is Good, so lean toward shorter outings and cleaner indoor air.

Moderate allergy sufferers

Today may be rough. Limit prolonged outdoor time, keep indoor air filtered, and favor lower-exposure times of day.

Severe allergy sufferers

This may be a high-burden day. Minimize outdoor exposure where possible and focus on indoor spaces with filtered air.

5-Day Pollen Forecast

Today

Jul 14

Overall: Very High

Tree: None

Grass: Very High

Weed: High

Wind: 9 mph

Rain: 1%

Humidity: 46%

Wed

Jul 15

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 9 mph

Rain: 36%

Humidity: 48%

Thu

Jul 16

Overall: Moderate

Tree: None

Grass: Moderate

Weed: Moderate

Wind: 9 mph

Rain: 75% (may wash pollen out)

Humidity: 78%

Fri

Jul 17

Overall: High

Tree: None

Grass: High

Weed: High

Wind: 9 mph

Rain: 7%

Humidity: 65%

Sat

Jul 18

Overall: High

Tree: None

Grass: High

Weed: High

Wind: 9 mph

Rain: 4%

Humidity: 63%

Tree Pollen in Bellevue Today

Tree pollen in Bellevue is None today. Tree pollen season typically runs from early spring through late May, peaking when deciduous trees release their pollen. On low days like today, outdoor activities are generally comfortable for most allergy sufferers.

Species Breakdown

Alder0 grains/m³

Birch0 grains/m³

Hazel0 grains/m³

Oak0 grains/m³

Grass Pollen in Bellevue Today

Grass pollen in Bellevue is Very High today, reaching 189.72 grains/m³. Grass is currently elevated. People with grass pollen sensitivity may notice nasal congestion and itchy eyes, especially during outdoor activities.

Common Symptoms

Itchy nose and eyes
Sneezing fits
Nasal congestion
Watery eyes
Coughing or wheezing for sensitive people

Species Breakdown

Grass189.72 grains/m³

Weed Pollen in Bellevue Today

Weed pollen in Bellevue is High today, reaching 120.10 grains/m³. Mugwort and Ragweed are the primary driver. Ragweed is the most common allergen in this category, and elevated levels can trigger persistent symptoms even in people who are only mildly sensitive.

Common Symptoms

Persistent sneezing
Runny nose
Itchy eyes and throat
Nasal congestion
Fatigue from prolonged exposure

Species Breakdown

Mugwort120.10 grains/m³

Ragweed0 grains/m³

Air Quality in Bellevue Today

🌬️

Air Quality

Good

Air Pollutant Breakdown

PM2.5Good

11 µg/m³

Tiny particles smaller than 2.5 micrometers that can reach deep into your lungs and bloodstream. High levels can affect breathing and heart health.

PM10Good

12 µg/m³

Larger particles up to 10 micrometers, like dust or pollen. They can irritate your airways and worsen allergies or asthma.

Ozone (O3)Moderate

133 µg/m³

Elevated levels irritate airways and can worsen asthma symptoms.

Nitrogen Dioxide (NO2)Good

1.8 µg/m³

A respiratory irritant from vehicle exhaust that can trigger inflammation in sensitive airways.

Sulfur Dioxide (SO2)Good

2.1 µg/m³

Even brief exposure can tighten airways, especially for people with asthma.

Carbon Monoxide (CO)Good

105 µg/m³

High levels reduce oxygen delivery in the body, compounding breathing difficulty on high-pollen days.

See the full Bellevue air quality report →

Weather in Bellevue Today

🌤️

Weather

83°F

Sunny

Humidity

30%

Wind

6 mph NW

Feels Like

80°F

Pressure

1018 mb

Frequently Asked Questions

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